A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5996-01-435-0356
NSN 6130-01-345-6880
NSN 6145-01-399-0188
NSN 6320-01-089-9086
NSN 5905-01-170-2302
NSN 4140-01-462-0268
NSN 5975-01-197-7673
NSN 5920-01-631-4009
NSN 6110-01-656-5978
NSN 5965-00-905-5197
NSN 5950-00-412-1631
NSN 6650-01-005-0714